flask用户登录页面

 1 <div class="container">
 2     <div class="row">
 3         <div class="col-md-6 col-lg-offset-3">
 4             <form action="" method="post">
 5                 <div class="form-group">
 6                     <label>用户名</label>
 7                     <input type="text" class="form-control" name="user" placeholder="用户名">
 8                 </div>
 9 
10                 <div class="form-group">
11                     <label>密码</label>
12                     <input type="password" class="form-control" name="pwd" placeholder="密码">
13                 </div>
14 
15                 <div class="form-group">
16                     <input type="submit" class="col-md-12 btn btn-success login_btn" value="登陆">{{error}}
17                 </div>
18             </form>
19         </div>
20     </div>
21 </div>